Ordering number : 17530
Katana in Shirasaya with Koshirae(NBTHK Tokubetsu Kicho Paper)
Signature : Harima Kuni Mihara Ju Minamoto Tsuneshige
Ansei 5 Nen 8 Gatsu Hi
Shinshinto: Ryo saku: Harima province.
(We divide 4 sections for each sword as Saijyo saku, Jyojyo saku Jyo saku and regular
This sword belongs to Jyo saku ranking.
The blade was polished.
Habaki :single Shakudo habaki
Blade length : 72.1cm or 28.3inches.
Sori :1.3cm or 0.51 inches.
Width at the hamachi : 3.13cm or 1.23 inches.
Width at the Kissaki : 2.13cm or 0.83 inches.
Kasane : 0.64 cm or 0.25 inches.
Era :Last Edo period
Shape :The sword is wide and thick with deep sori. Chu-kissaki.
Jigane :Koitame-hada quite well grained with jinie attach. beutiful Jiganae.
Hamon : From Hamachi is Suguha and then Gunome Midare and Choji Midare. Boshi Notare and pointed shape.
Special feature: Harima Kuni Mihara Ju Minamoto Tsuneshige is a sword smith of Harima province. He lived in Banshu Akashi.
His real name is Sasao Taichiro.
Saya : Black Roiro Saya.
Tsuba : Round shape iron Tsuba, birds and plants are engraved with open work.
Fuchi: Copper, flower is engraved with gold color.
Menuki : Shakudo, Dokko sword is engraved.
From Aoi Art: The shape and Jigana are nice. The Sori is elegant.
At a glance, the blade looks like Genroku era’s Katana. The Hamon is also beautiful.
The NBTHK paper and Torokusho says “Mihara” but there’s no area called Mihara but Miki instead. maybe NBTHK misread it.
NBTHK Tokubetsu Kicho paper
Aoi Art estimation paper : whole Oshigata.